A Japanese project aimed at trialing an ammonia-fueled tugboat — the A-Tug — in the port of Yokohama by FY2024 has reached an important milestone. It has now gained an Approval in Principle (AiP) for the tug’s design from ClassNK.
In addition to ClassNK, the partners in the project are NYK Line and IHI Power Systems. NYK Line is responsible for design construction and operation of the A-Tug. IHI Power Systems, whose subsidiaries include engine manufacturer Niigata Power Systems, is responsible...
https://www.marinelog.com/technology/classnk-awards-aip-for-ammonia-fueled-tugboat-design/